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1、TlTMDXEVM3359工业自动化解决方案关键字:工业,工业自动化,智能付费系统TI公司的AM335X微处理器是基于ARMCortex-A8内核,图像处理上具有增强的能力,外设和接口可选择EtherCAT和PROFIBUS,支持高级操作系统如Linux和Android.器件包括微处理器单元(MPU),用来3D图像加速的POWERVRSGX™图像加速器子系统,可编程的实吋单元和工业通信子系统(PRLHCSS),可实现如EtherCAT,PROFINET,EtherNet/IP,PROFIBUS,EthernetPowerlin
2、k,Sercos,等外设和接】I,主要同在游戏外设,销售机傢庭和工业门动化淋重仪,消费类医疗设备,打印机,高档玩具,智能付费系统•本文介绍了AM335X主要特性,功能框图,AM3359工业开发套件(IDK)基板和子板框图,电路图和PCB布局图.TheAM335xmicroprocessors,basedontheARMCortex-A8,areenhancedwithimage,graphicsprocessing,peripheralsandindustrialinterfaceoptionssuchasEtherCATan
3、dPROFIBUS.Thedevicesupportsthefollowinghigh-leveloperatingsystems(HLOSs)thatareavailablefreeofchargefromTl:•Linux®•Android™TheAM335xmicroprocessorcontainsthesesubsystems:•Microprocessorunit(MPU)subsystembasedontheARMCortex-A8microprocessor.•POWERVRSGX™GraphicsAccele
4、ratorsubsystemfor3Dgraphicsaccelerationtosupportdisplayandgamingeffects・•TheProgrammableReal-TimeUnitandIndustrialCommunicationSubsystem(PRU-ICSS)isseparatefromtheARMcore,allowingindependentoperationandclockingforgreaterefficiencyandflexibility.ThePRU-ICSSenablesadd
5、itionalperipheralinterfacesandreal-timeprotocolssuchasEtherCAT,PROFINET,EtherNet/IP,PROFIBUS,EthernetPowerlink,Sercos,andothers.AM335x主要特性:•Highlights-Upto1-GHzSitara™ARMe,Cortex™-A832-BitRISCMicroprocessor•NEONTWSIMDCoprocessor•32KBofL1Instructionand32KBDataCachewi
6、thSingle-ErrorDetect!on(parity)•256KBofL2CachewithErrorCorrectingCode(ECC)一mDDR(LPDDR),DDR2,DDR3.DDR3LSupport一General-PurposeMemorySupport(NAND,NOR,SRAM)SupportingUpto16-bitECC■SGX5303DGraphicsEngine■LCDandTouchscreenController■ProgrammableReal-TimeUnitandIndustrial
7、CommunicationSubsystem(PRU-ICSS)■ReahTimeClock(RTC)-UptoTwoUSB2.0High-SpeedOTGPortswithIntegratedPHY一10,400.1000EthernetSwitchSupportingUptoTwoPorts-SerialInterfacesincluding:•TwoControllerAreaNetworkPorts(CAN)•SixUARTs,TwoMcASPs,TwoMcSPItandThreeI2CPorts-12-BitSucc
8、essiveApproximationRegister(SAR)ADC-UptoThree32-BitEnhancedCaptureModules(©CAP)-UptoThreeEnhancedHigh-ResolutionPWMModules(eHRPWM)一CryptoH